/**
* Convert packable object to an array.
*
* @param PackableInterface $object
* @return array
*/
public static function pack(PackableInterface $object)
{
$reflect = new \ReflectionClass(get_class($object));
$data = array();
foreach ($object as $key => $value) {
// we don't want to send null variables
if ($value === null) {
continue;
}
// run the packer over packable objects
if ($value instanceof PackableInterface) {
$value = self::pack($value);
}
// find packing strategy
$strategy = sprintf('%s_PACKER_STRATEGY', $key);
$strategy = $reflect->hasConstant($strategy) ? $reflect->getConstant($strategy) : self::SINGLE_KEY_STRATEGY;
// execute
$strategy::pack($data, $key, $value);
}
// default actions
foreach ($data as $key => $value) {
// make sure all objects have been packed
if ($value instanceof PackableInterface) {
$value = self::pack($value);
}
// compress any remaining data structures
if (is_array($value)) {
Compress::pack($data, $key, $value);
}
}
return $data;
}
public function testPack()
{
$data = array();
$contents = array('LIKE' => 'orange', 'LOVE' => 'apple', 'HATE' => 'banana');
Compress::pack($data, 'FRUIT', $contents);
$this->assertArrayHasKey('FRUIT', $data);
$this->assertTrue($data['FRUIT'] === "LIKE|orange" . chr(31) . "LOVE|apple" . chr(31) . "HATE|banana", 'Compressed string is not valid.');
$this->assertCount(1, $data);
}
